For the given probability density function, over the given interval, find the mean, the variance, and the standard deviation.f(x) = 4, [2.25, 2.50]
A. ? = 2.375; ?2 = 0.0052; ? = 0.072
B. ? = 2.500; ?2 = 0.0049; ? = 0.070
C. ? = 2.500; ?2 = 0.0048; ? = 0.069
D. ? = 2.375; ?2 = 0.021; ? = 0.144
Answer: A
Mathematics
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A. -0.00798 - 3.34j B. -4.62 - 0.928j C. -0.928 - 4.62j D. -3.34 - 0.00798j
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A. 7
B. 1
C. -7
D. 
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Write as a fraction or as a mixed number
%
A. 
B. 
C. 
D. 
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